apply formatting rules

dokan-sys/build.rs

@@ -44,7 +44,8 @@ fn run_generator(compiler: &Tool) -> String {
 	assert!(compiler_cmd.output().unwrap().status.success());
 	let generate_output = Command::new(format!("{}/generate_version.exe", out_dir))
 		.current_dir(&out_dir)
-		.output().unwrap();
+		.output()
+		.unwrap();
 	assert!(generate_output.status.success());
 	println!("cargo:rerun-if-changed=src/generate_version.c");
 
@@ -63,16 +64,26 @@ fn check_dokan_env(version_major: &str) -> bool {
 		println!("cargo:rustc-link-search=native={}", lib_path);
 		true
 	} else {
-		println!("cargo:warning=Environment variable {} not found, building Dokan from source.", env_name);
+		println!(
+			"cargo:warning=Environment variable {} not found, building Dokan from source.",
+			env_name
+		);
 		false
 	}
 }
 
 fn build_dokan(compiler: &Tool, version_major: &str) {
 	let out_dir = env::var("OUT_DIR").unwrap();
-	let src = fs::read_dir("src/dokany/dokan").unwrap()
+	let src = fs::read_dir("src/dokany/dokan")
+		.unwrap()
 		.map(|d| d.unwrap().path())
-		.filter(|p| if let Some(ext) = p.extension() { ext == "c" } else { false });
+		.filter(|p| {
+			if let Some(ext) = p.extension() {
+				ext == "c"
+			} else {
+				false
+			}
+		});
 	let dll_name = format!("dokan{}.dll", version_major);
 	let dll_path = format!("{}/{}", out_dir, dll_name);
 	let mut compiler_cmd = compiler.to_command();
@@ -103,7 +114,10 @@ fn build_dokan(compiler: &Tool, version_major: &str) {
 			.arg("-shared")
 			.arg(format!("-o{}", dll_path))
 			.args(src)
-			.arg(format!("-Wl,--out-implib,{}/dokan{}.lib", out_dir, version_major))
+			.arg(format!(
+				"-Wl,--out-implib,{}/dokan{}.lib",
+				out_dir, version_major
+			))
 	};
 	assert!(compiler_cmd.output().unwrap().status.success());
 	if let Ok(output_path) = env::var("DOKAN_DLL_OUTPUT_PATH") {
@@ -120,7 +134,11 @@ fn main() {
 	let version = run_generator(&compiler);
 	assert_eq!(
 		format!("dokan{}", version),
-		env::var("CARGO_PKG_VERSION").unwrap().split('+').last().unwrap(),
+		env::var("CARGO_PKG_VERSION")
+			.unwrap()
+			.split('+')
+			.last()
+			.unwrap(),
 		"Mismatch detected between crate version and bundled Dokan source version.",
 	);
 	let version_major = &version[..1];